{"instruction": "You are an expert in relationship extraction. Please extract relationship triples that match the schema definition from the input. Return an empty list for relationships that do not exist. Please respond in the format of a JSON string.", "schema": ["countries of residence", "alternate names", "cities of residence", "title of person"], "input": "In a few years De Priest's became the most powerful of  Chicago  's many black political organizations and he became the top black politician under Chicago Republican mayor  William Hale Thompson  ."}
{"countries of residence": [], "alternate names": [], "cities of residence": [{"subject": "Chicago", "object": "William Hale Thompson"}], "title of person": []}